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Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 41 · 40 questions
TalentJR

The method (Find the 100%): Name the topic and write its formula. For percent questions, decide which value is the 100%. Check units (₹, km/h, days) and whether the answer is sensible.

NameDateTime takenScore ___ / 40
  1. 1.Aditya can finish a job in 17 days and Kavya in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  2. 2.The average weight of 11 children is 37 kg. One child, who weighs 67 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.What sum of money earns ₹780 simple interest in 5 years at 13% per year (in ₹)?
  4. 4.Find the compound interest on ₹31250 at 12% per year for 3 years, added every year (in ₹).
  5. 5.A price goes up by 40% and then goes up by 15% more. By what percent has it gone up in all? =
  6. 6.Karan and Kavya together finish a job in 5 days. Karan alone takes 6 days. How many days would Kavya take alone?
  7. 7.Meera is 5 years older than Manav. In 7 years, the sum of their ages will be 57. How old is Manav now?
  8. 8.Manav works three times as fast as Isha. Together they finish a job in 6 days. How many days would Isha take alone?
  9. 9.A study lamp marked at ₹2240 is sold for ₹2016. What is the discount percent?
  10. 10.After a 5% discount, a study lamp costs ₹4256. What was its marked price (in ₹)?
  11. 11.A school bag is marked at ₹4300. The shop gives a 20% discount. How much do you pay (in ₹)?
  12. 12.Two discounts of 50% and 20%, one after the other, are the same as one discount of what percent? =
  13. 13.In how many years will ₹2400 earn ₹360 as simple interest at 3% per year?
  14. 14.By selling a pair of shoes for ₹867, a shopkeeper makes a loss of 15%. What did the pair of shoes cost the shopkeeper (in ₹)?
  15. 15.The price of a bicycle is ₹3680. It goes up by 25%. What is the new price (in ₹)?
  16. 16.How many minutes does a car take to go 30 km at 30 km/h?
  17. 17.Find the simple interest on ₹16200 at 14% per year for 5 years (in ₹).
  18. 18.A price goes up by 40% and then goes up by 10% more. By what percent has it gone up in all? =
  19. 19.Find the compound interest on ₹32000 at 15% per year for 3 years, added every year (in ₹).
  20. 20.The price of a school bag changes from ₹3440 to ₹3612. By what percent did it go up?
  21. 21.The average weight of 6 children is 38 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.Meera’s batting average after 9 innings is 32 runs. How many runs must Meera score in the next innings to raise the average to 37?
  23. 23.Marks of 4 friends in a quiz: 81, 71, 62, 50. What is their average mark?
  24. 24.The average weight of 7 children is 46 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.A pressure cooker is marked at ₹3600. The shop gives a 30% discount. How much do you pay (in ₹)?
  26. 26.In how many years will ₹1400 earn ₹350 as simple interest at 5% per year?
  27. 27.A table fan marked at ₹4780 is sold for ₹2390. What is the discount percent?
  28. 28.A shopkeeper buys a pressure cooker for ₹980 and sells it for ₹1372. Find the profit percent.
  29. 29.In how many years will ₹4100 earn ₹2296 as simple interest at 14% per year?
  30. 30.Ananya works twice as fast as Vivaan. Together they finish a job in 4 days. How many days would Vivaan take alone?
  31. 31.Change 15 m/s into km/h.
  32. 32.3 years ago, Karan’s mother was three times as old as Karan. The mother is 30 years old now. How old is Karan now?
  33. 33.A watch marked at ₹3280 is sold for ₹2460. What is the discount percent?
  34. 34.Find the amount when ₹31616 is invested at 25% per year compound interest for 3 years (in ₹).
  35. 35.Kavya works twice as fast as Arjun. Together they finish a job in 5 days. How many days would Arjun take alone?
  36. 36.A water tank holds 1100 litres. 10% of the water is used. How many litres are left?
  37. 37.Change 54 km/h into metres per second.
  38. 38.Aarav’s batting average after 8 innings is 25 runs. How many runs must Aarav score in the next innings to raise the average to 26?
  39. 39.A shopkeeper buys a cricket bat for ₹480 and sells it for ₹552. Find the profit percent.
  40. 40.Change 30 m/s into km/h.

Answer key

  1. 170/27
  2. 34
  3. 1200
  4. 12654
  5. 61
  6. 30
  7. 19
  8. 24
  9. 10
  10. 4480
  11. 3440
  12. 60
  13. 5
  14. 1020
  15. 4600
  16. 60
  17. 11340
  18. 54
  19. 16668
  20. 5
  21. 35
  22. 82
  23. 66
  24. 45
  25. 2520
  26. 5
  27. 50
  28. 40
  29. 4
  30. 12
  31. 54
  32. 12
  33. 25
  34. 61750
  35. 15
  36. 990
  37. 15
  38. 34
  39. 15
  40. 108

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